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Question #26 of 32: When proteins are used as a source of energy for the body, the proteins

A.are converted mainly into intermediates of glycolysis or the citric acid cycle.

B. are converted into glucose molecules, which are fed into glycolysis.

C. are hydrolyzed to their constituent amino acids; electrons are stripped from the amino acids and passed to the electron transport chain.

D. are hydrolyzed to glucose and converted to acetyl CoA, which enters the citric acid cycle.

Question #27 of 32: When a cell uses fatty acid for aerobic respiration, it first hydrolyzes fats to

A.glycerol and amino acids.

B. glycerol and fatty acids.

C. sugars and glycerol.

D. fatty acids and sugars.

Question #28 of 32: If you consume 1 g each of the following, which will yield the most ATP?

A.fat

B. protein

C. starch

D. glucose

Question #29 of 32: Which of the following statements regarding food is false?

A.Food provides the raw materials for biosynthetic pathways that consume ATP.

B. Food provides the raw material for biosynthetic pathways that make molecules for cellular repair the growth.

C. Food provides the raw materials for biosynthetic pathways that can produce molecules that are not actually present in the original food.

D. Food provides the raw materials for biosynthetic pathways that can produce sugar by a process that is the exact opposite of glycolysis.

Question #30 of 32: Which of the following organisms can make organic molecules from water and carbon dioxide?

A.wheat

B. mushrooms

C. crayfish

D. bear

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